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Practical technology, explained simply

Recommendations5 min4 Sept 2026

AI prices: what each one costs in Spain

The official euro prices of ChatGPT, Claude, Gemini, Copilot and Perplexity, with the day they were checked and the contradictions I found.

A phone on a table showing five artificial intelligence app icons, next to some coins and a euro note

Learn5 min4 Sept 2026

Ads on WhatsApp: where they are and are not

WhatsApp carries ads in Europe. They are not in your chats, and if you only talk to family and friends you will not see any. What is used to pick them.

A hand holding a phone with a messaging app open: the row of statuses at the top and a post below

Learn6 min4 Sept 2026

Verifactu for the self-employed: July 2027

Three dates are circulating and two are repealed. What Spanish law says today, who it applies to, and why the flat-rate regime does not exempt you.

A shop counter with a point-of-sale terminal, a receipt printer and a pile of paper invoices

Learn3 min2 Sept 2026

What to do before changing your phone

The checklist worth completing before you switch phones: backups, accounts, two-factor, eSIM and securely wiping the old device.

Two phones and a cable ready for a transfer

Learn3 min2 Sept 2026

How to back up your phone properly

How to protect the photos, contacts and conversations on your phone with backups you can check and genuinely restore.

A phone, an external drive and a checklist for verifying a backup

Learn6 min2 Sept 2026

How to ask AI for what you actually need

Improve your AI answers with four simple pieces of information: goal, context, format and standard of quality, without learning technical jargon.

A woman writing by hand beside four cards with icons for goal, reader, format and checking.

Recommendations4 min2 Sept 2026

Which AI is worth paying for

How to decide whether an AI subscription is worth it, based on real usage, cost, limits, privacy and how easy it is to cancel.

An open laptop on a desk showing a glowing brain surrounded by speech bubbles.

Recommendations5 min2 Sept 2026

A phone that lasts for years

What to look at when buying a phone that lasts: updates, battery, repairs, enough performance, and the total cost.

A phone in a blue fabric case, next to a set of keys, a notebook and a camera on blue cloth.